From bfdca3b73816831d45e86c2e806462c04fab5be2 Mon Sep 17 00:00:00 2001
From: scrawl <scrawl@baseoftrash.de>
Date: Thu, 9 Jan 2014 23:13:31 +0100
Subject: [PATCH] Fix needTangents not being set for cached/shared materials

---
 components/nifogre/material.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/components/nifogre/material.cpp b/components/nifogre/material.cpp
index be6ccbed6..e2cc3712b 100644
--- a/components/nifogre/material.cpp
+++ b/components/nifogre/material.cpp
@@ -277,6 +277,8 @@ Ogre::String NIFMaterialLoader::getMaterial(const Nif::ShapeData *shapedata,
         if (itr != sMaterialMap.end())
         {
             // a suitable material exists already - use it
+            sh::MaterialInstance* instance = sh::Factory::getInstance().getMaterialInstance(itr->second);
+            needTangents = !sh::retrieveValue<sh::StringValue>(instance->getProperty("normalMap"), instance).get().empty();
             return itr->second;
         }
         // not found, create a new one